Stel
abbr. 短时间接触容许浓度（Short term exposure limit）
🗣️ 情景例句
I want some whiskey straight up.
我想要些纯威士忌。
The more a man knows, the more he see his ignorance.
大智若愚。
OK. Let's go to Number 1 Machine Shop.
好吧，让我们去第一机械车间。